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ASTM A228 Music Wire vs. C99600 Bronze

ASTM A228 music wire belongs to the iron alloys classification, while C99600 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is C99600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
150
Elongation at Break, % 12
27 to 34
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
56
Tensile Strength: Ultimate (UTS), MPa 2450
560
Tensile Strength: Yield (Proof), MPa 2050
250 to 300

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1450
1100
Melting Onset (Solidus), °C 1410
1050
Specific Heat Capacity, J/kg-K 470
440
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
22
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
3.2
Embodied Energy, MJ/kg 19
51
Embodied Water, L/kg 45
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
130 to 150
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 87
19
Strength to Weight: Bending, points 52
19
Thermal Shock Resistance, points 79
14

Alloy Composition

Aluminum (Al), % 0
1.0 to 2.8
Carbon (C), % 0.7 to 1.0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0
50.8 to 60
Iron (Fe), % 98 to 99
0 to 0.2
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.2 to 0.6
39 to 45
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.1 to 0.3
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.3